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Implemented created, updated, deleted logic.

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Automatically inject the creation, update, and delete timestamps as well as which user performed the action. Rows can now be logically deleted and there are no more named parameters just question mark syntax.
This commit is contained in:
Josh Sherman 2012-10-13 10:18:07 -04:00
parent 91332b059c
commit d76e2e71e9
2 changed files with 134 additions and 32 deletions
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83
classes/Model.php
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@ -45,7 +45,12 @@ class Model extends Object
protected $columns = array(
'id' => 'id',
'created_at' => 'created_at',
'created_id' => 'created_id',
'updated_at' => 'updated_at',
'updated_id' => 'updated_id',
'deleted_at' => 'deleted_at',
'deleted_id' => 'deleted_id',
'is_deleted' => 'is_deleted',
);
/**
@ -1053,35 +1058,44 @@ class Model extends Object
$sql .= ', ';
}
$sql .= $column . ' = :' . $column;
$sql .= $column . ' = ?';
}
else
{
$insert_fields[] = $column;
}
$input_parameters[':' . $column] = (is_array($value) ? (JSON_AVAILABLE ? json_encode($value) : serialize($value)) : $value);
$input_parameters[] = (is_array($value) ? (JSON_AVAILABLE ? json_encode($value) : serialize($value)) : $value);
}
}
// If it's an UPDATE tack on the ID
if ($update === true)
{
if ($this->columns['updated_at'] != false && !isset($input_parameters[':' . $this->columns['updated_at']]))
if ($this->columns['updated_at'] != false)
{
if ($input_parameters != null)
{
$sql .= ', ';
}
$sql .= $this->columns['updated_at'] . ' = :' . $this->columns['updated_at'];
$input_parameters[':' . $this->columns['updated_at']] = Time::timestamp();
$sql .= $this->columns['updated_at'] . ' = ?';
$input_parameters[] = Time::timestamp();
}
$sql .= ' WHERE ' . $this->columns['id'] . ' = :' . $this->columns['id'] . ($this->mysql ? ' LIMIT 1' : '') . ';';
if ($this->columns['updated_id'] != false && isset($_SESSION['__pickles']['security']['user_id']))
{
if ($input_parameters != null)
{
$sql .= ', ';
}
$input_parameters[':' . $this->columns['id']] = $this->record[$this->columns['id']];
$sql .= $this->columns['updated_id'] . ' = ?';
$input_parameters[] = $_SESSION['__pickles']['security']['user_id'];
}
$sql .= ' WHERE ' . $this->columns['id'] . ' = ?' . ($this->mysql ? ' LIMIT 1' : '') . ';';
$input_parameters[] = $this->record[$this->columns['id']];
if ($this->caching)
{
@ -1090,14 +1104,19 @@ class Model extends Object
}
else
{
if ($this->columns['created_at'] != false && !isset($input_parameters[':' . $this->columns['created_at']]))
if ($this->columns['created_at'] != false)
{
$insert_fields[] = $this->columns['created_at'];
$input_parameters[':' . $this->columns['created_at']] = Time::timestamp();
$insert_fields[] = $this->columns['created_at'];
$input_parameters[] = Time::timestamp();
}
$sql .= '(' . implode(', ', $insert_fields) . ') VALUES (' . implode(', ', array_keys($input_parameters)) . ')';
if ($this->columns['created_id'] != false && isset($_SESSION['__pickles']['security']['user_id']))
{
$insert_fields[] = $this->columns['created_id'];
$input_parameters[] = $_SESSION['__pickles']['security']['user_id'];
}
$sql .= '(' . implode(', ', $insert_fields) . ') VALUES (' . implode(', ', array_fill(0, count($input_parameters), '?')) . ')';
// PDO::lastInsertId() doesn't work so we return the ID with the query
if ($this->postgresql)
@ -1134,10 +1153,42 @@ class Model extends Object
*/
public function delete()
{
$sql = 'DELETE FROM ' . $this->table . ' WHERE ' . $this->columns['id'] . ' = :' . $this->columns['id'] . ($this->mysql ? ' LIMIT 1' : '') . ';';
$input_parameters[':' . $this->columns['id']] = $this->record[$this->columns['id']];
if (isset($this->record[$this->columns['id']]))
{
// Logical deletion
if ($this->columns['is_deleted'])
{
$sql = 'UPDATE ' . $this->table . ' SET ' . $this->columns['is_deleted'] . ' = ?';
$input_parameters = array('1');
return $this->db->execute($sql, $input_parameters);
if ($this->columns['deleted_at'])
{
$sql .= ', ' . $this->columns['deleted_at'] . ' = ?';
$input_parameters[] = Time::timestamp();
}
if ($this->columns['deleted_id'] && isset($_SESSION['__pickles']['security']['user_id']))
{
$sql .= ', ' . $this->columns['deleted_id'] . ' = ?';
$input_parameters[] = $_SESSION['__pickles']['security']['user_id'];
}
$sql .= ' WHERE ' . $this->columns['id'] . ' = ?';
}
// For reals deletion
else
{
$sql = 'DELETE FROM ' . $this->table . ' WHERE ' . $this->columns['id'] . ' = ?' . ($this->mysql ? ' LIMIT 1' : '') . ';';
}
$input_parameters[] = $this->record[$this->columns['id']];
return $this->db->execute($sql, $input_parameters);
}
else
{
return false;
}
}
// }}}